{"count":59405,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=4120","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=4118","results":[{"id":59022,"name":"9x9 t","director":{"id":75675,"username":"flexo37","country":"gb","icon":"https://user-uploads.online-go.com/aed35fddbbab02a96f4cd51229121646-64.png","ratings":{"version":5,"overall":{"rating":1399.195070649447,"deviation":63.333175795013965,"volatility":0.060045258884513286}},"ranking":22.692883297680606,"professional":false,"ui_class":"supporter"},"description":"9ix9 tournmeyt","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":32,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":240,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":259,"name":"Brighton Go Club","summary":"Group for anyone who plays Go in Brighton, UK","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":42,"icon":"https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-64.png"},"auto_start_on_max":false,"time_start":"2020-04-14T20:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2020-04-14T19:56:04.378728Z","ended":"2020-04-14T20:09:13.012799Z","start_waiting":"2020-04-14T19:56:03.528136Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/0fd5879c92ead717621f44b2844bc9c8-15.png","player_count":4,"ranked":true},{"id":46240,"name":"Haijo: Yakobura Kenkyūkai National","director":{"id":621211,"username":"JacobLa","country":"us","icon":"https://secure.gravatar.com/avatar/73fc71789ec7cb279d61abba948183d7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1288.4346246033283,"deviation":82.10739624015652,"volatility":0.06000382762189881}},"ranking":20.78372341242153,"professional":false,"ui_class":""},"description":"National Version of Haijo: Yakobura Kenkyūkai","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":10,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":30,"max_time":60,"time_increment":10,"speed":"live"},"is_open":true,"exclude_provisional":false,"group":{"id":3450,"name":"Study Group - Taught by JacobLa","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2019-03-06T06:30:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-03-06T06:30:34.266802Z","ended":"2019-03-06T06:30:47.306042Z","start_waiting":"2019-03-06T06:30:34.081920Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":1,"ranked":true},{"id":95299,"name":"Tournament Name","director":{"id":1133095,"username":"My little pony","country":"hk","icon":"https://user-uploads.online-go.com/68bd25f1889b3bc6a39a8f05e4f17167-64.png","ratings":{"version":5,"overall":{"rating":929.3213912846254,"deviation":76.86369994639227,"volatility":0.060014291407671186}},"ranking":13.2199549750834,"professional":false,"ui_class":""},"description":"Description","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"chinese","time_per_move":10,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":900},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17907,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2022-11-23T16:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-11-23T16:00:24.015354Z","ended":"2022-11-23T16:32:50.095405Z","start_waiting":"2022-11-23T16:00:23.929067Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":112902,"name":"Handicap Arena 2024 - 018","director":{"id":2408,"username":"richyfourtytwo","country":"de","icon":"https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png","ratings":{"version":5,"overall":{"rating":1536.7154907917118,"deviation":65.32533859341729,"volatility":0.05973864122391846}},"ranking":24.86320086398756,"professional":false,"ui_class":""},"description":"Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":105,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2024-02-20T23:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-02-20T11:09:05.817443Z","ended":"2024-05-28T14:56:50.071641Z","start_waiting":"2024-02-20T11:09:05.666352Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":84615,"name":"ewfegefe","director":{"id":1024713,"username":"Willgod9","country":"un","icon":"https://secure.gravatar.com/avatar/0eac4c179152fd65d6c2d02674ac9cc3?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1356.858342229734,"deviation":143.7109338175577,"volatility":0.060000776932435045}},"ranking":21.981596382318692,"professional":false,"ui_class":""},"description":"efrgdef","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":10893,"name":"wowowowowowowowo","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2022-01-08T05:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-12T01:18:07.918463Z","ended":"2022-01-18T11:29:27.183859Z","start_waiting":"2022-01-12T01:18:07.841134Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":61971,"name":"Mental Combat Basic 2020 19x19 DDK Regular","director":{"id":476035,"username":"MonkeyMonk","country":"ru","icon":"https://secure.gravatar.com/avatar/893ba2588a07b3654986a9ddfaabc7d7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1421.3320906134593,"deviation":61.451764318788584,"volatility":0.0600152725576737}},"ranking":23.05627815682673,"professional":false,"ui_class":""},"description":"Annual Mental Combat Basic regular tournament.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":5771,"name":"Mental Combat","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":0,"icon":"https://user-uploads.online-go.com/cade87c9b60b1cde406b87b63c367e0f-64.png"},"auto_start_on_max":true,"time_start":"2020-07-15T02:00:00Z","players_start":8,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2020-07-15T02:00:52.321800Z","ended":"2022-01-20T07:09:56.643358Z","start_waiting":"2020-07-15T02:00:51.870147Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/cade87c9b60b1cde406b87b63c367e0f-15.png","player_count":22,"ranked":true},{"id":126007,"name":"ซ้อมแข่งขันออนไลน์2","director":{"id":1649107,"username":"cp09","country":"un","icon":"https://secure.gravatar.com/avatar/5d72a7ec6ec9ea53f009c989b6a8e426?s=64&d=retro","ratings":{"version":5,"overall":{"rating":439.71188810084004,"deviation":182.01931531263693,"volatility":0.06000167051352297}},"ranking":5,"professional":false,"ui_class":"provisional"},"description":"123456789","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":21,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":10,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":14733,"name":"ศรีสังวาลย์","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":32,"icon":"https://user-uploads.online-go.com/77a325d663f63d21c325d52de886e9e2-64.png"},"auto_start_on_max":false,"time_start":"2025-03-03T07:23:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2025-03-03T07:23:14.686685Z","ended":"2025-03-03T08:04:43.235868Z","start_waiting":"2025-03-03T07:23:14.608549Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/77a325d663f63d21c325d52de886e9e2-15.png","player_count":6,"ranked":true},{"id":68898,"name":"5 rounds handicap tournament","director":{"id":380817,"username":"look info döskee","country":"zz","icon":"https://user-uploads.online-go.com/9b2153c750a7384cdad630699b7e138d-64.png","ratings":{"version":5,"overall":{"rating":1001.1282744304297,"deviation":68.63680878166396,"volatility":0.058646562422007574}},"ranking":14.942969758566955,"professional":false,"ui_class":""},"description":"Handicap games with chinese rules\nByo yomi = 3 days/move","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"chinese","time_per_move":264000,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":432000,"period_time":259200,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17907,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2020-12-17T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-12-17T11:00:57.399119Z","ended":"2022-01-21T14:25:02.249632Z","start_waiting":"2020-12-17T11:00:57.058901Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":14,"ranked":true},{"id":44810,"name":"Correspondence 19x19 RoundRobin 2019-01-20 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260418T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-04-18T19:00:56.576777Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-04-21T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-01-20T19:00:05.329721Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-01-20T19:00:41.090216Z","ended":"2019-07-22T22:37:11.731714Z","start_waiting":"2019-01-20T19:00:36.336474Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":112963,"name":"9x9 New Zealand 25k-10k League #3","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"25k-10k. Starts when full.\n\nNew Zealand rules. 9x9 even. Round robin.\n\nFor more tournaments with New Zealand rules: https://online-go.com/group/14024","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":80,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2024-03-04T22:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-03-04T01:54:07.028285Z","ended":"2024-04-16T18:58:36.966284Z","start_waiting":"2024-03-04T01:54:06.808065Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":5,"ranked":true}]}